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$239+ Cheap flights from Rhode Island to Portugal

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
PVD — LIS
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Rhode Island to Portugal

Keep the following information in mind while searching for Rhode Island to Portugal flight deals. Data was last updated September 16, 2025.

Round-trip from

$417
(Kiwi.com)

One-way from

$239
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$798
From Rhode Island to Portugal
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One-way flight from Rhode Island to Portugal
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Highest demand for flights based on searches. 12% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Rhode Island to Portugal

Cheapest flights from Rhode Island to Portugal
Explore the most affordable flight options available from Rhode Island to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/711:56 amBOS - OPO
2 stops14h 44mAmerican Airlines
Fri 11/148:20 amOPO - BOS
1 stop11h 55mAmerican Airlines
Deal found 9/16$416
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:05 pmBOS - OPO
1 stop13h 20mMultiple Airlines
Sun 11/96:15 amOPO - BOS
1 stop17h 20mMultiple Airlines
Deal found 9/15$417
This United deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/61:30 pmBOS - OPO
1 stop15h 00mMultiple Airlines
Tue 11/1112:05 pmOPO - BOS
1 stop13h 15mMultiple Airlines
Deal found 9/16$418
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:20 pmBOS - OPO
1 stop18h 05mUnited Airlines
Fri 11/1412:35 pmOPO - BOS
2 stops27h 03mUnited Airlines
Deal found 9/15$420
This Mytrip deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:15 amBOS - OPO
2 stops19h 55mMultiple Airlines
Tue 12/212:05 pmOPO - BOS
1 stop13h 15mMultiple Airlines
Deal found 9/16$421
This KAYAK deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/59:50 pmBOS - OPO
1 stop15h 45mSWISS
Tue 11/189:10 amOPO - BOS
2 stops16h 10mSWISS
Deal found 9/15$422
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3012:03 pmBOS - OPO
2 stops15h 37mAmerican Airlines
Tue 11/48:20 amOPO - BOS
1 stop11h 55mAmerican Airlines
Deal found 9/15$424
This SWISS deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/39:50 pmBOS - OPO
1 stop32h 25mSWISS
Sun 11/96:35 pmOPO - BOS
2 stops54h 45mSWISS
Deal found 9/15$425
This United deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/259:13 pmBOS - OPO
1 stop32h 17mMultiple Airlines
Sun 11/96:15 amOPO - BOS
1 stop17h 20mMultiple Airlines
Deal found 9/14$427
This Mytrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/35:10 pmBOS - FAO
1 stop12h 20mAer Lingus
Sun 11/1611:10 amFAO - BOS
1 stop12h 45mAer Lingus
Deal found 9/14$427
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:30 amBOS - OPO
2 stops23h 00mUnited Airlines
Wed 11/1212:35 pmOPO - BOS
2 stops26h 59mUnited Airlines
Deal found 9/14$428
This Rumbo deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/105:10 pmBOS - FAO
1 stop12h 20mAer Lingus
Tue 11/2511:10 amFAO - BOS
1 stop12h 45mAer Lingus
Deal found 9/15$432

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rhode Island to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Rhode Island to Portugal that are best for you.

Fly from

Rhode Island

Fly to

Portugal

Route

Depart

Return

Price

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Thu 11/6

1:30 pm-9:30 am

1 stop15h 00m

Porto

Tue 11/11

12:05 pm-8:20 pm

1 stop13h 15m

$418

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 3/11

8:00 pm-9:30 am

1 stop9h 30m

Porto

Fri 4/10

12:35 pm-8:13 pm

1 stop12h 38m

$420

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 3/8

8:00 pm-9:30 am

1 stop9h 30m

Porto

Thu 4/9

12:35 pm-8:13 pm

1 stop12h 38m

$420

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 3/10

6:30 pm-9:30 am

1 stop11h 00m

Porto

Fri 4/10

12:35 pm-8:13 pm

1 stop12h 38m

$420

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Wed 3/11

8:00 pm-9:30 am

1 stop9h 30m

Porto

Thu 4/9

12:35 pm-8:13 pm

1 stop12h 38m

$420

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 11/9

6:25 pm-9:30 am

1 stop10h 05m

Porto

Sun 11/16

6:15 am-6:35 pm

1 stop17h 20m

$422

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Thu 11/13

10:40 am-9:30 am

2 stops17h 50m

Porto

Tue 12/2

12:05 pm-8:20 pm

1 stop13h 15m

$423

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 3/10

10:44 am-9:30 am

2 stops18h 46m

Porto

Wed 4/8

12:35 pm-6:13 pm

1 stop10h 38m

$424

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Mon 11/10

5:10 pm-10:30 am

1 stop12h 20m

Faro

Tue 11/25

11:10 am-6:55 pm

1 stop12h 45m

$432

BostonFaro

BOS - FAO

BOSFAO

Boston Logan Intl

Sun 2/1

6:05 pm-10:25 am

1 stop11h 20m

Faro

Sat 2/7

11:15 am-8:10 pm

1 stop13h 55m

$475

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
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Best time to book a flight from Rhode Island to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Rhode Island with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Rhode Island to Portugal

What is the cheapest month to book a flight from Rhode Island to Portugal?

Currently, January is the cheapest month in which you can book a flight from Rhode Island to Portugal (average of $612). Flying from Rhode Island to Portugal in June is currently the most expensive (average of $1,127). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from RI to PT?

Find hourly flight availability from Rhode Island to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Rhode Island to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Rhode Island to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Rhode Island to Portugal?

    Airlines like United Airlines, Aer Lingus, and TAP AIR PORTUGAL fly from Rhode Island to Portugal in about 9h 30m. The time it takes to get you to your destination can typically vary by up to 2h 50m. The distance between Rhode Island and Portugal is about 3134 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Rhode Island to Portugal one-way?

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $248. Users have also found prices from $251 and $311 on Azores Airlines and United Airlines, respectively.

  • Can I find deals for flights from Rhode Island to Portugal that include hotel bookings?

    Yes. In addition to deals on Rhode Island to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rhode Island to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rhode Island to Portugal.

  • Can I find deals for business class flights from Rhode Island to Portugal?

    Yes. Cheapflights offers flight deals from Rhode Island to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Rhode Island to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Rhode Island to Portugal (average of $612). Flying from Rhode Island to Portugal in June is currently the most expensive (average of $1,127). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Rhode Island to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Rhode Island to Portugal

Discover the top 2 airlines that operate flights from Rhode Island to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$559Average$934FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$599Average$951FlexibilityNo cancel feeOn-time71%

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